package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.sql.Statement;

/**
 * 使用预编译SQL完成插入数据操作
 */
public class JDBCDemo10 {
    public static void main(String[] args) {
        try (
             Connection connection = DBUtil.getConnection();
        ){
//            Statement state = connection.createStatement();
            String sql = "INSERT INTO userinfo " +
                         "(username,password,nickname,age) " +
                         "VALUES " +
                         "(?,?,?,?)";
            PreparedStatement ps = connection.prepareStatement(sql);
            ps.setString(1,"张三");
            ps.setString(2,"123456");
            ps.setString(3,"阿三");
            ps.setInt(4,26);
            int count = ps.executeUpdate();
            if(count>0){
                System.out.println("插入成功");
            }else{
                System.out.println("插入失败");
            }

        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}






